Re: PORT 137

From: Alex (alexat_private)
Date: Tue May 29 2001 - 18:10:28 PDT

  • Next message: Chris Brenton: "Re: UDP scan from DNS server?"

    Hi,
    
      Many times when an NT or perhaps W2K machine connects to another machine
    it tries to do a NetBIOS name service lookup through port 137 from port
    137.  Although, often times, there are also probes using similiar traffic.
    
      I'm assuming this is UDP traffic?
    
    -Alex
    
    On Tue, 29 May 2001, Arnold, Jamie wrote:
    
    >
    >
    > We've seen a large amount of connection attempts to a specific machine here.
    > We're using FlowData to pull this info.  Anyone have any ideas of what this
    > may be?
    >
    > Thanks
    >
    > Jamie
    > >
    > > 000d 128.226.189.170  0022 66.24.217.4       11 89   89    1
    > >         78
    > >
    > > 000d 128.226.189.170  00d5 1.221.189.190     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 1.61.189.192      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 119.155.168.215   11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 121.105.79.232    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 125.137.12.113    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 129.154.77.141    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 134.247.39.107    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 134.42.192.122    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 135.22.102.194    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 135.4.50.147      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 136.13.84.150     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 14.231.253.147    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 146.72.91.64      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 148.86.180.95     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 151.68.154.128    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 152.60.155.51     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 152.97.52.216     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 154.105.98.60     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 154.80.101.19     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 155.43.239.69     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 155.8.238.170     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 156.26.119.63     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 158.126.202.150   11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 159.175.162.138   11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 16.14.55.150      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 164.138.171.20    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 171.69.87.56      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 177.42.105.139    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 179.150.73.14     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 181.78.196.75     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 187.65.70.131     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 188.174.121.81    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 188.199.104.81    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 188.60.131.65     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 213.215.214.65    11 89   89    5
    > >         390
    > >
    > > 000d 128.226.189.170  00d5 216.49.45.12      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 220.124.249.19    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 24.141.134.193    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 25.73.123.137     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 26.220.161.73     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 26.89.11.73       11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 28.129.24.241     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 28.239.96.64      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 3.146.65.247      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 30.167.81.241     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 40.93.195.33      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 45.48.149.157     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 48.101.131.250    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 49.10.77.103      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 5.165.218.217     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 6.31.71.125       11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 61.159.25.174     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 64.85.184.62      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 68.8.217.86       11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 7.224.118.168     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 70.62.153.97      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 71.120.210.202    11 89   89    5
    > >         390
    > >
    > > 000d 128.226.189.170  00d5 73.55.70.95       11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 73.8.171.67       11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 8.253.107.151     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 80.54.72.198      11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 88.206.16.135     11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 91.149.163.232    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 96.107.104.159    11 89   89    2
    > >         156
    > >
    > > 000d 128.226.189.170  00d5 99.59.36.160      11 89   89    2
    > >         156
    > >
    > > ********************************
    > > Frank Scoblick
    > > Computing Services
    > > Binghamton University
    > > E-mail: scoblickat_private
    > > Voice: 607-777-4232
    > > Fax:   607-777-4009
    > > ********************************
    > >
    >
    



    This archive was generated by hypermail 2b30 : Tue May 29 2001 - 20:42:35 PDT